25745580

素因数分解:

$2^2\times 3^3\times 5^1\times 7^3\times {\mathrm{139}}^1$

素因数の和:178

約数の個数: 192

約数和(自身を含む): 94080000

約数和(自身を除く): 68334420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 139, 140, 147, 180, 189, 196, 210, 245, 252, 270, 278, 294, 315, 343, 378, 417, 420, 441, 490, 540, 556, 588, 630, 686, 695, 735, 756, 834, 882, 945, 973, 980, 1029, 1251, 1260, 1323, 1372, 1390, 1470, 1668, 1715, 1764, 1890, 1946, 2058, 2085, 2205, 2502, 2646, 2780, 2919, 2940, 3087, 3430, 3753, 3780, 3892, 4116, 4170, 4410, 4865, 5004, 5145, 5292, 5838, 6174, 6255, 6615, 6811, 6860, 7506, 8340, 8757, 8820, 9261, 9730, 10290, 11676, 12348, 12510, 13230, 13622, 14595, 15012, 15435, 17514, 18522, 18765, 19460, 20433, 20580, 25020, 26271, 26460, 27244, 29190, 30870, 34055, 35028, 37044, 37530, 40866, 43785, 46305, 47677, 52542, 58380, 61299, 61740, 68110, 75060, 81732, 87570, 92610, 95354, 102165, 105084, 122598, 131355, 136220, 143031, 175140, 183897, 185220, 190708, 204330, 238385, 245196, 262710, 286062, 306495, 367794, 408660, 429093, 476770, 525420, 572124, 612990, 715155, 735588, 858186, 919485, 953540, 1225980, 1287279, 1430310, 1716372, 1838970, 2145465, 2574558, 2860620, 3677940, 4290930, 5149116, 6436395, 8581860, 12872790, 25745580]

約数ペア:

[(1, 25745580), (2, 12872790), (3, 8581860), (4, 6436395), (5, 5149116), (6, 4290930), (7, 3677940), (9, 2860620), (10, 2574558), (12, 2145465), (14, 1838970), (15, 1716372), (18, 1430310), (20, 1287279), (21, 1225980), (27, 953540), (28, 919485), (30, 858186), (35, 735588), (36, 715155), (42, 612990), (45, 572124), (49, 525420), (54, 476770), (60, 429093), (63, 408660), (70, 367794), (84, 306495), (90, 286062), (98, 262710), (105, 245196), (108, 238385), (126, 204330), (135, 190708), (139, 185220), (140, 183897), (147, 175140), (180, 143031), (189, 136220), (196, 131355), (210, 122598), (245, 105084), (252, 102165), (270, 95354), (278, 92610), (294, 87570), (315, 81732), (343, 75060), (378, 68110), (417, 61740), (420, 61299), (441, 58380), (490, 52542), (540, 47677), (556, 46305), (588, 43785), (630, 40866), (686, 37530), (695, 37044), (735, 35028), (756, 34055), (834, 30870), (882, 29190), (945, 27244), (973, 26460), (980, 26271), (1029, 25020), (1251, 20580), (1260, 20433), (1323, 19460), (1372, 18765), (1390, 18522), (1470, 17514), (1668, 15435), (1715, 15012), (1764, 14595), (1890, 13622), (1946, 13230), (2058, 12510), (2085, 12348), (2205, 11676), (2502, 10290), (2646, 9730), (2780, 9261), (2919, 8820), (2940, 8757), (3087, 8340), (3430, 7506), (3753, 6860), (3780, 6811), (3892, 6615), (4116, 6255), (4170, 6174), (4410, 5838), (4865, 5292), (5004, 5145)]